Top Principal Software Engineer Jobs in Denver & Boulder, CO

The Senior Principal Software Engineer leads polyglot engineering teams, architects solutions, engages in client-facing roles, and mentors engineers to deliver scalable cloud applications.

The role involves deploying cloud-native applications, implementing IaC, maintaining CI/CD pipelines, mentoring engineers, and collaborating within a cross-functional team in a fast-paced Agile setting.

Join a cross-functional team to deliver ground software for space vehicles, deploying cloud-native applications and maintaining CI/CD pipelines. Mentor junior engineers and foster effective relationships across departments.

The role involves deploying cloud-native applications, implementing infrastructure automation, creating CI/CD pipelines, and mentoring junior engineers in a fast-paced Agile environment.

You will build and design systems for a virtual infrastructure agent, focusing on cloud operations, user interfaces, and performance evaluation.

The Principal Software Engineer will architect real-time conversation systems, deliver production code, and integrate generative AI into workflows for live customer interactions.

Design and scale PaaS and Data Infrastructure for SaaS products. Lead technical execution of distributed systems and automation pipelines while mentoring engineers and enforcing standards for reliability and performance.

The Senior/Principal Software Engineer will architect, design, and develop software modules in the .Net ecosystem, mentor team members, and serve as a technical liaison with clients, all while promoting best coding practices and utilizing Microsoft Azure services.

Lead technical aspects of an engineering team, design and revamp systems, improve efficiency, mentor engineers, and contribute to product strategy.

The Principal Software Engineer will define technical direction, design scalable systems for identity verification, and mentor engineers at Nametag.

As a Principal Software Engineer, you'll architect cloud-native APIs, mentor teams, and implement scalable systems while leading Agile practices and CI/CD adoption.

Lead the design and implementation of mortgage technology features, mentor engineers, and collaborate across teams to improve customer experiences.

As a Principal Software Engineer at SmithRx, you will lead technical strategy, mentor engineers, and design scalable systems while driving cross-team initiatives and influencing product decisions.

The Principal Software Engineer will architect and implement video processing pipelines, focusing on AI-native video intelligence. Responsibilities include codec mastery, streaming ingestion, design of storage systems, and collaboration with ML teams for video preprocessing.

The Principal Software Engineer will develop and upgrade satellite flight software, support systems modeling, and guide junior engineers in complex tasks.

The Principal Software Engineer guides technical vision, leads projects, mentors engineers, and develops complex software solutions across various domains.

Build a data-focused product using open source solutions, focusing on both backend and frontend development while ensuring low-latency system performance.

Lead reliability, availability, and resiliency strategies for large-scale systems, drive operational excellence, and provide technical mentorship across engineering teams.

The Principal Software Engineer at Snout will define architectural direction, build features across the stack, and enhance team effectiveness, ensuring quality and performance.

Develop and maintain software for satellite operations, focusing on Java, Spring Boot, and React technologies. Collaborate with team members to support mission-critical projects.

The Principal Software Engineer will design a semantic model architecture for data products, ensure performance, and lead technical initiatives while collaborating with teams to optimize data consumption across the platform.

The Principal Software Engineer will lead frontend architectural vision, establish engineering standards, and drive cross-team technical leadership while enhancing developer experience and quality assurance in a growing organization.

The Principal Software Engineer will lead and develop innovative technology solutions for banking, focusing on Calypso platforms with an Agile methodology.

The Principal Software Engineer, Applied AI will lead AI integration into cloud-native applications, mentor engineers, and ensure reliable AI features while overseeing full stack development.

Lead development of the Perc real-time JVM and toolchain (32/64-bit) on Linux for x86/ARM. Implement features and fixes, maintain tests and releases, support customers and presales, manage CI/build systems, and influence product roadmap and tooling.